CVE-2026-57243: Foxit PDF Editor/Reader Page Out-of-bounds Read Vulnerability
During the process of page opening and form formatting, a JavaScript reentrancy results in an inconsistent document status. Subsequently, with outdated page information, the application attempts to access invalid addresses, causing the application to crash.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-57243?
The severity of CVE-2026-57243 is rated as medium with a score of 6.1.
What are the potential impacts of CVE-2026-57243?
CVE-2026-57243 can cause the Foxit PDF Editor or Reader application to crash due to an out-of-bounds read.
How do I fix CVE-2026-57243?
To fix CVE-2026-57243, ensure you are using the latest version of Foxit PDF Editor or Reader provided by the vendor.
Which versions of Foxit products are affected by CVE-2026-57243?
CVE-2026-57243 affects Foxit PDF Editor and Foxit PDF Reader.
What causes the CVE-2026-57243 vulnerability?
CVE-2026-57243 is caused by JavaScript reentrancy during page opening and form formatting, leading to attempts to access invalid memory addresses.